303103 is the Postal Code of Bidara, Jaipur which is based at Jaipur district, in Rajasthan state. Postal index number is the full form of PIN and it is the Composite of 6 digit number that You can also say Zip Code, Postal Code, and Pin Code, that indicate each and every post offices with a special number that is allocated into three units like, Zip Code of Bidara is 303103 in which the beginning digit like 3 that show region of Zip Code means Jaipur and the second digit like 0 that indicate the sub region and the third means 3 is used as short districts means, Jaipur is the district of Bidara and the end three digits means 103 are used to represent the Post Offices.